Take a local cloned git repo, created it on github, and make sure all branches from the old origin is now on github

move_repo_to_github.sh

#!/usr/bin/env bash
git remote rename origin old
gh repo create $(basename $(pwd)) --private --confirm

git checkout master
git push -u origin master

for branch in $(git for-each-ref --format='%(refname:lstrip=-1)' refs/remotes/old \
                    | grep -v '^HEAD$' | grep -v '^master$' ); do
    git checkout --track old/$branch
    git push -u origin $branch
done